Acustomer is collecting clickstream data using amazon kinesis and is grouping the events by ip address into 5-minute chunks stored in amazon s3.many analysts in the company use hive on amazon emr to analyze this data. their queries always reference a single ip address. data must be optimized for querying based on ip address using hive running on amazon emr. what is the most efficient method to query the data with hive?
a. store an index of the files by ip address in the amazon dynamodb metadata store for emrfs. b. store the events for an ip address as a single file in amazon s3 and add metadata with keys: hive_partitioned_ipaddress. c. store the data in an hbase table with the ip address as the row key. d. store the amazon s3 objects with the following naming scheme: bucket_name/source=ip_address/ year=yy/month=mm/day=dd/hour=hh/fil ename.

The plastic flowerpots company has two manufacturing departments, molding and packaging. at the beginning of the month, the molding department has 2,100 units in inventory, 70% complete as to materials. during the month, the molding department started 18,500 units. at the end of the month, the molding department had 3,150 units in ending inventory, 80% complete as to materials. units completed in the molding department are transferred into the packaging department. cost information for the molding department for the month follows: beginning work in process inventory (direct materials) $ 1,300 direct materials added during the month 28,900 using the weighted-average method, compute the molding department's (a) equivalent units of production for materials and (b) cost per equivalent unit of production for materials for the month. (round "cost per equivalent unit of production" to 2 decimal places.)

Gamegirl inc., has the following transactions during august. august 6 sold 76 handheld game devices for $230 each to ds unlimited on account, terms 2/10, net 60. the cost of the 76 game devices sold, was $210 each. august 10 ds unlimited returned six game devices purchased on 6th august since they were defective. august 14 received full amount due from ds unlimited. required: prepare the transactions for gamegirl, inc., assuming the company uses a perpetual inventory syste

Which external factor has enabled addition of special effects in advertisements and tracking of responses of customers over websites?